Ethyl 2-amino-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate
3-(Chloromethyl)-2,4-dichloro-6-(difluoromethyl)pyridine
5-Amino-2-chloro-3-(difluoromethyl)pyridine-4-sulfonyl chloride
3-(Aminomethyl)-4-chloro-2-methoxy-5-(trifluoromethoxy)pyridine